Microcyte

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Microcyte
File:Microcytes-1.JPG
Synonyms
Pronounce	N/A
Specialty	N/A
Symptoms	Fatigue, pallor, shortness of breath
Complications	Anemia
Onset
Duration
Types
Causes	Iron deficiency anemia, thalassemia, sideroblastic anemia
Risks
Diagnosis	Complete blood count, blood smear
Differential diagnosis	Normocytic anemia, macrocytic anemia
Prevention
Treatment	Iron supplementation, blood transfusion
Medication
Prognosis
Frequency
Deaths

Microcyte is a term used in hematology to describe a red blood cell that is smaller than normal. The condition of having microcytes is known as microcytosis. Microcytes are often associated with conditions such as iron deficiency anemia and thalassemia.

Causes

Microcytes are often caused by conditions that result in the body producing smaller than normal red blood cells. These conditions can include:

• Iron deficiency anemia: This is the most common cause of microcytosis. Iron is needed for the production of hemoglobin, the protein in red blood cells that carries oxygen. Without enough iron, the body cannot produce enough hemoglobin, leading to smaller red blood cells.
• Thalassemia: This is a genetic disorder that affects the body's ability to produce hemoglobin. People with thalassemia often have smaller red blood cells.
• Sideroblastic anemia: This is a group of disorders that cause the body to produce ringed sideroblasts, which are abnormal red blood cells with iron-loaded mitochondria. These abnormal cells are often smaller than normal.

Diagnosis

Microcytes are typically diagnosed through a complete blood count (CBC) test. This test measures the size, number, and shape of red blood cells in a sample of blood. If the red blood cells are smaller than normal, this can indicate the presence of microcytes.

Treatment

Treatment for microcytes typically involves treating the underlying cause of the condition. This can include:

• Iron supplements: If the microcytes are caused by iron deficiency anemia, iron supplements may be prescribed to increase the body's iron levels.
• Blood transfusions: In severe cases of thalassemia, regular blood transfusions may be needed to provide the body with normal red blood cells.
• Medications: In some cases, medications may be used to treat the underlying cause of the microcytes.

See also

• Anemia
• Red blood cell
• Hematology